<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <div id="box">hello box</div>

    <script>
      const box = document.getElementById("box");
      const p = document.createElement("p");
      const b = document.createElement("b");
      const span = document.createElement("span");
      p.innerHTML = "hello p";
      b.innerHTML = "hello b";
      span.innerHTML = "hello span";

      setTimeout(() => {
        box.replaceWith(p, b, span, "hello string");
      }, 3000);
    </script>
  </body>
</html>
